/* ============================================
   Oshy Studio — Editorial stylesheet
   Bone · Ink · Clay
   ============================================ */

:root {
  --bone: #F2EFE9;
  --bone-deep: #ECE7DD;
  --ink: #0F0E0C;
  --ink-soft: #2A2622;
  --clay: #C0533C;
  --clay-soft: #E5C9C0;
  --rule: rgba(15, 14, 12, 0.15);
  --rule-strong: rgba(15, 14, 12, 0.35);
  --mute: #6B6660;

  --font-display: 'Fraunces', 'Times New Roman', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;

  --max-content: 1200px;
  --max-prose: 68ch;

  /* 8pt scale */
  --s-1: 8px;
  --s-2: 16px;
  --s-3: 24px;
  --s-4: 32px;
  --s-5: 48px;
  --s-6: 64px;
  --s-7: 96px;
  --s-8: 128px;
  --s-9: 160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bone);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--clay); color: var(--bone); }

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  left: var(--s-2);
  background: var(--ink);
  color: var(--bone);
  padding: var(--s-1) var(--s-2);
  font-family: var(--font-mono);
  font-size: 12px;
  z-index: 100;
}
.skip-link:focus { top: var(--s-2); }

/* Paper grain overlay */
.paper-grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

/* Visually hidden */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============ Kickers ============ */
.kicker {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin: 0 0 var(--s-3);
}

.eyebrow {
  color: var(--clay);
}

/* ============ Navbar ============ */
.studio-nav {
  position: sticky;
  top: 0;
  background: var(--bone);
  border-bottom: 1px solid var(--rule);
  z-index: 50;
  backdrop-filter: blur(8px);
  background-color: rgba(242, 239, 233, 0.92);
}

.studio-nav__inner {
  max-width: var(--max-content);
  margin: 0 auto;
  padding: var(--s-2) var(--s-3);
  display: flex;
  align-items: center;
  gap: var(--s-4);
}

.studio-mark {
  display: flex;
  align-items: baseline;
  gap: var(--s-1);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
}

.studio-mark__o {
  color: var(--clay);
  font-style: italic;
  font-size: 24px;
}

.studio-nav__links {
  display: flex;
  gap: var(--s-3);
  margin-left: auto;
  align-items: center;
}

.nav-link {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  transition: color 0.2s ease;
  position: relative;
}

.nav-link:hover { color: var(--clay); }

.nav-link--back {
  border-left: 1px solid var(--rule);
  padding-left: var(--s-3);
  color: var(--mute);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  padding: 6px 12px;
  border: 1px solid var(--rule-strong);
  border-radius: 2px;
}

.status-pill__dot {
  width: 6px;
  height: 6px;
  background: var(--clay);
  border-radius: 50%;
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ============ Sections ============ */
.section {
  padding: var(--s-7) var(--s-3);
  border-top: 1px solid var(--rule);
  position: relative;
  z-index: 2;
}

.section--alt { background: var(--bone-deep); }

.section__inner {
  max-width: var(--max-content);
  margin: 0 auto;
}

.section__inner--measure {
  max-width: var(--max-prose);
}

.section__inner--center {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.section__h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s-3);
  color: var(--ink);
}

.section__intro {
  font-family: var(--font-display);
  font-size: 21px;
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: var(--max-prose);
  margin: 0 0 var(--s-6);
  font-weight: 400;
}

/* ============ Hero ============ */
.hero {
  padding: var(--s-8) var(--s-3) var(--s-7);
  position: relative;
  z-index: 2;
}

.hero__inner {
  max-width: var(--max-content);
  margin: 0 auto;
}

.hero__h1 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(56px, 10vw, 128px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  margin: 0 0 var(--s-4);
  max-width: 12ch;
}

.hero__sub {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.4vw, 26px);
  line-height: 1.45;
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 0 var(--s-5);
  font-weight: 400;
}

.hero__ctas {
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
  align-items: center;
}

/* ============ Buttons ============ */
.btn-primary,
.btn-secondary {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: var(--s-1);
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
  cursor: pointer;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--ink);
  color: var(--bone);
  padding: 16px 28px;
  border-radius: 2px;
}

.btn-primary:hover {
  background: var(--clay);
  transform: translateY(-1px);
}

.btn-secondary {
  color: var(--ink);
  padding: 16px 0;
  border-bottom: 1px solid var(--ink);
}

.btn-secondary:hover {
  color: var(--clay);
  border-color: var(--clay);
}

.arrow {
  display: inline-block;
  transition: transform 0.2s ease;
}

.btn-primary:hover .arrow,
.btn-secondary:hover .arrow {
  transform: translateX(4px);
}

/* ============ Ledger ============ */
.ledger {
  border-top: 1px solid var(--ink);
  margin-top: var(--s-3);
}

.ledger__row {
  display: grid;
  grid-template-columns: 1.6fr 3fr 1.4fr;
  gap: var(--s-3);
  padding: var(--s-3) 0;
  border-bottom: 1px solid var(--rule);
  align-items: baseline;
  transition: background 0.2s ease;
}

.ledger__row:hover { background: rgba(192, 83, 60, 0.04); }

.ledger__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 24px;
  letter-spacing: -0.01em;
}

.ledger__name a {
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.ledger__name a:hover {
  color: var(--clay);
  border-bottom-color: var(--clay);
}

.ledger__desc {
  font-size: 16px;
  color: var(--ink-soft);
  line-height: 1.5;
}

.ledger__status {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--mute);
  text-align: right;
}

/* ============ Note (Founder) ============ */
.section--note { background: var(--bone-deep); }

.note__p {
  font-family: var(--font-display);
  font-size: clamp(20px, 2.2vw, 24px);
  line-height: 1.55;
  color: var(--ink);
  margin: 0 0 var(--s-3);
  font-weight: 400;
}

.note__p .highlight {
  background: linear-gradient(transparent 60%, var(--clay-soft) 60%);
  padding: 0 2px;
}

.note__sig {
  font-family: var(--font-mono);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-top: var(--s-4);
}

/* ============ Ship Options (Services) ============ */
.ship-options {
  display: grid;
  gap: 0;
  margin-top: var(--s-3);
  border-top: 1px solid var(--ink);
}

.ship-option {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--s-4);
  padding: var(--s-5) 0;
  border-bottom: 1px solid var(--rule);
}

.ship-option__num {
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--clay);
  letter-spacing: 0.04em;
  padding-top: 12px;
}

.ship-option__name {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(32px, 4vw, 44px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 var(--s-1);
}

.ship-option__hint {
  font-family: var(--font-display);
  font-size: 18px;
  color: var(--ink-soft);
  margin: 0 0 var(--s-3);
  font-weight: 400;
}

.ship-option__hint em {
  font-style: italic;
}

.ship-option__desc {
  font-size: 17px;
  line-height: 1.6;
  max-width: 60ch;
  color: var(--ink-soft);
  margin: 0 0 var(--s-3);
}

.ship-option__price {
  font-family: var(--font-mono);
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin: 0 0 var(--s-3);
  display: inline-block;
  padding: 8px 12px;
  background: var(--bone-deep);
  border: 1px solid var(--rule);
}

.services-note {
  margin-top: var(--s-5);
  font-family: var(--font-display);
  font-size: 19px;
  font-style: italic;
  color: var(--ink-soft);
  max-width: 60ch;
  line-height: 1.5;
  padding-left: var(--s-3);
  border-left: 2px solid var(--clay);
}

/* ============ Process ============ */
.process {
  list-style: none;
  padding: 0;
  margin: var(--s-4) 0 0;
  display: grid;
  gap: var(--s-4);
}

.process__step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: var(--s-3);
  padding: var(--s-3) 0;
  border-top: 1px solid var(--rule);
}

.process__num {
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--clay);
  letter-spacing: 0.04em;
}

.process__h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 var(--s-1);
}

.process__h3 em { font-style: italic; }

.process__body p {
  font-size: 16px;
  color: var(--ink-soft);
  margin: 0;
  max-width: 56ch;
  line-height: 1.55;
}

/* ============ Refusal ============ */
.section--refusal {
  background: var(--ink);
  color: var(--bone);
}

.section--refusal .kicker {
  color: var(--clay-soft);
}

.refusal {
  display: grid;
  gap: var(--s-2);
  margin-top: var(--s-3);
}

.refusal p {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.015em;
  margin: 0;
  font-weight: 400;
}

.refusal em { font-style: italic; }

/* ============ Final CTA ============ */
.section--final {
  padding: var(--s-8) var(--s-3);
  text-align: center;
}

.final__h2 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(48px, 7vw, 88px);
  line-height: 1;
  letter-spacing: -0.03em;
  margin: 0 0 var(--s-3);
}

.final__sub {
  font-family: var(--font-display);
  font-size: clamp(19px, 2vw, 22px);
  color: var(--ink-soft);
  max-width: 52ch;
  margin: 0 auto var(--s-5);
  line-height: 1.5;
}

.final__ctas {
  display: flex;
  gap: var(--s-3);
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: var(--s-4);
}

.final__contact {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--mute);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin: var(--s-3) 0 0;
}

/* ============ Footer ============ */
.studio-footer {
  background: var(--bone-deep);
  border-top: 1px solid var(--rule-strong);
  padding: var(--s-6) var(--s-3) var(--s-3);
  position: relative;
  z-index: 2;
}

.studio-footer__inner {
  max-width: var(--max-content);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--s-4);
  padding-bottom: var(--s-5);
  border-bottom: 1px solid var(--rule);
}

.studio-footer__block {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0;
}

.studio-footer__col nav {
  display: grid;
  gap: var(--s-1);
}

.footer-link {
  font-family: var(--font-mono);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  transition: color 0.2s ease;
  line-height: 2;
}

.footer-link:hover { color: var(--clay); }

.studio-footer__reach {
  margin: 0;
  line-height: 1.8;
}

.studio-footer__colophon {
  max-width: var(--max-content);
  margin: 0 auto;
  padding-top: var(--s-3);
}

.studio-footer__colophon p {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--mute);
  margin: 0;
}

/* ============ Responsive ============ */
@media (max-width: 860px) {
  .studio-nav__inner {
    flex-wrap: wrap;
    gap: var(--s-2);
    padding: var(--s-2);
  }

  .studio-nav__links {
    order: 3;
    width: 100%;
    margin-left: 0;
    padding-top: var(--s-2);
    border-top: 1px solid var(--rule);
    overflow-x: auto;
    flex-wrap: nowrap;
    gap: var(--s-2);
  }

  .nav-link--back {
    border-left: none;
    padding-left: 0;
  }

  .status-pill {
    margin-left: auto;
    font-size: 10px;
  }

  .hero {
    padding: var(--s-6) var(--s-2) var(--s-5);
  }

  .section {
    padding: var(--s-6) var(--s-2);
  }

  .section--final {
    padding: var(--s-7) var(--s-2);
  }

  .ledger__row {
    grid-template-columns: 1fr;
    gap: var(--s-1);
    padding: var(--s-3) 0;
  }

  .ledger__status {
    text-align: left;
  }

  .ship-option,
  .process__step {
    grid-template-columns: 1fr;
    gap: var(--s-2);
  }

  .ship-option__num,
  .process__num {
    padding-top: 0;
  }

  .studio-footer__inner {
    grid-template-columns: 1fr;
    gap: var(--s-3);
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}